// Easy Responsive Tabs Plugin
// Author: Samson.Onna <Email : samson3d@gmail.com> 

(function ($) {
	$.fn.extend({
		easyResponsiveTabs: function (options) {
			//Set the default values, use comma to separate the settings, example:
			var defaults = {
				type: 'default', //default, vertical, accordion;
				width: 'auto',
				fit: true,
				closed: false,
				tabidentify: '',
				activetab_bg: 'white',
				inactive_bg: '#F5F5F5',
				active_border_color: '#c1c1c1',
				active_content_border_color: '#c1c1c1',
				activate: function () {
				}
			}
			//Variables
			var options = $.extend(defaults, options);
			var opt = options, jtype = opt.type, jfit = opt.fit, jwidth = opt.width, vtabs = 'vertical', accord = 'accordion';
			var hash = window.location.hash;
			var historyApi = !!(window.history && history.replaceState);

			//Events
			$(this).bind('tabactivate', function (e, currentTab) {
				if (typeof options.activate === 'function') {
					options.activate.call(currentTab, e)
				}
			});

			//Main function
			this.each(function () {
				var $respTabs = $(this);
				var $respTabsList = $respTabs.find('ul.resp-tabs-list.' + options.tabidentify);
				var respTabsId = $respTabs.attr('id');
				$respTabs.find('ul.resp-tabs-list.' + options.tabidentify + ' li').addClass('resp-tab-item').addClass(options.tabidentify);
				$respTabs.css({
					'display': 'block',
					'width': jwidth
				});

				if (options.type == 'vertical')
					$respTabsList.css('margin-top', '3px');

				$respTabs.find('.resp-tabs-container.' + options.tabidentify).css('border-color', options.active_content_border_color);
				$respTabs.find('.resp-tabs-container.' + options.tabidentify + ' > div').addClass('resp-tab-content').addClass(options.tabidentify);
				jtab_options();
				//Properties Function
				function jtab_options() {
					if (jtype == vtabs) {
						$respTabs.addClass('resp-vtabs').addClass(options.tabidentify);
					}
					if (jfit == true) {
						$respTabs.css({ width: '100%', margin: '0px' });
					}
					if (jtype == accord) {
						$respTabs.addClass('resp-easy-accordion').addClass(options.tabidentify);
						$respTabs.find('.resp-tabs-list').css('display', 'none');
					}
				}


				//Assigning the h2 markup to accordion title
				var $tabItemh2;
				$respTabs.find('.resp-tab-content.' + options.tabidentify).before("<h2 class='resp-accordion " + options.tabidentify + "' role='tab'><span class='resp-arrow'></span></h2>");

				$respTabs.find('.resp-tab-content.' + options.tabidentify).prev("h2").css({
					'background-color': options.inactive_bg,
					'border-color': options.active_border_color
				});

				var itemCount = 0;
				$respTabs.find('.resp-accordion').each(function () {
					$tabItemh2 = $(this);
					var $tabItem = $respTabs.find('.resp-tab-item:eq(' + itemCount + ')');
					var $accItem = $respTabs.find('.resp-accordion:eq(' + itemCount + ')');
					$accItem.append($tabItem.html());
					$accItem.data($tabItem.data());
					$tabItemh2.attr('aria-controls', options.tabidentify + '_tab_item-' + (itemCount));
					itemCount++;
				});

				//Assigning the 'aria-controls' to Tab items
				var count = 0,
					$tabContent;
				$respTabs.find('.resp-tab-item').each(function () {
					$tabItem = $(this);
					$tabItem.attr('aria-controls', options.tabidentify + '_tab_item-' + (count));
					$tabItem.attr('role', 'tab');
					$tabItem.css({
						'background-color': options.inactive_bg,
						'border-color': 'none'
					});

					//Assigning the 'aria-labelledby' attr to tab-content
					var tabcount = 0;
					$respTabs.find('.resp-tab-content.' + options.tabidentify).each(function () {
						$tabContent = $(this);
						$tabContent.attr('aria-labelledby', options.tabidentify + '_tab_item-' + (tabcount)).css({
							'border-color': options.active_border_color
						});
						tabcount++;
					});
					count++;
				});

				// Show correct content area
				var tabNum = 0;
				if (hash != '') {
					var matches = hash.match(new RegExp(respTabsId + "([0-9]+)"));
					if (matches !== null && matches.length === 2) {
						tabNum = parseInt(matches[1], 10) - 1;
						if (tabNum > count) {
							tabNum = 0;
						}
					}
				}

				//Active correct tab
				$($respTabs.find('.resp-tab-item.' + options.tabidentify)[tabNum]).addClass('resp-tab-active').css({
					'background-color': options.activetab_bg,
					'border-color': options.active_border_color
				});

				//keep closed if option = 'closed' or option is 'accordion' and the element is in accordion mode
				if (options.closed !== true && !(options.closed === 'accordion' && !$respTabsList.is(':visible')) && !(options.closed === 'tabs' && $respTabsList.is(':visible'))) {
					$($respTabs.find('.resp-accordion.' + options.tabidentify)[tabNum]).addClass('resp-tab-active').css({
						'background-color': options.activetab_bg + ' !important',
						'border-color': options.active_border_color,
						'background': 'none'
					});


					$($respTabs.find('.resp-tab-content.' + options.tabidentify)[tabNum]).addClass('resp-tab-content-active').addClass(options.tabidentify).attr('style', 'display:block');
				}
				//assign proper classes for when tabs mode is activated before making a selection in accordion mode
				else {
				   // $($respTabs.find('.resp-tab-content.' + options.tabidentify)[tabNum]).addClass('resp-accordion-closed'); //removed resp-tab-content-active
				}

				//Tab Click action function
				$respTabs.find("[role=tab]").each(function () {

					var $currentTab = $(this);
					$currentTab.click(function () {

						var $currentTab = $(this);
						var $tabAria = $currentTab.attr('aria-controls');

						if ($currentTab.hasClass('resp-accordion') && $currentTab.hasClass('resp-tab-active')) {
							$respTabs.find('.resp-tab-content-active.' + options.tabidentify).slideUp('', function () {
								$(this).addClass('resp-accordion-closed');
							});
							$currentTab.removeClass('resp-tab-active').css({
								'background-color': options.inactive_bg,
								'border-color': 'none'
							});
							return false;
						}
						if (!$currentTab.hasClass('resp-tab-active') && $currentTab.hasClass('resp-accordion')) {
							$respTabs.find('.resp-tab-active.' + options.tabidentify).removeClass('resp-tab-active').css({
								'background-color': options.inactive_bg,
								'border-color': 'none'
							});
							$respTabs.find('.resp-tab-content-active.' + options.tabidentify).slideUp().removeClass('resp-tab-content-active resp-accordion-closed');
							$respTabs.find("[aria-controls=" + $tabAria + "]").addClass('resp-tab-active').css({
								'background-color': options.activetab_bg,
								'border-color': options.active_border_color
							});

							$respTabs.find('.resp-tab-content[aria-labelledby = ' + $tabAria + '].' + options.tabidentify).slideDown().addClass('resp-tab-content-active');
						} else {
							// console.log('here');
							$respTabs.find('.resp-tab-active.' + options.tabidentify).removeClass('resp-tab-active').css({
								'background-color': options.inactive_bg,
								'border-color': 'none'
							});


							$respTabs.find('.resp-tab-content-active.' + options.tabidentify).removeAttr('style').removeClass('resp-tab-content-active').removeClass('resp-accordion-closed');


							$respTabs.find("[aria-controls=" + $tabAria + "]").addClass('resp-tab-active').css({
								'background-color': options.activetab_bg,
								'border-color': options.active_border_color
							});


							$respTabs.find('.resp-tab-content[aria-labelledby = ' + $tabAria + '].' + options.tabidentify).addClass('resp-tab-content-active').attr('style', 'display:block');
						}
						//Trigger tab activation event
						$currentTab.trigger('tabactivate', $currentTab);

						//Update Browser History
						if (historyApi) {
							var currentHash = window.location.hash;
							var tabAriaParts = $tabAria.split('tab_item-');
							// var newHash = respTabsId + (parseInt($tabAria.substring(9), 10) + 1).toString();
							var newHash = respTabsId + (parseInt(tabAriaParts[1], 10) + 1).toString();
							if (currentHash != "") {
								var re = new RegExp(respTabsId + "[0-9]+");
								if (currentHash.match(re) != null) {
									newHash = currentHash.replace(re, newHash);
								}
								else {
									newHash = currentHash + "|" + newHash;
								}
							}
							else {
								newHash = '#' + newHash;
							}

							history.replaceState(null, null, newHash);
						}
					});

				});

				//Window resize function                   
				$(window).resize(function () {
					$respTabs.find('.resp-accordion-closed').removeAttr('style');
				});
			});
		}
	});
})(jQuery);
